Average Soil Temperature in Marietta, GA — January 2026
Data from Watkinsville #1 (64.2 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
47.1°F
avg
38.5°F – 59.4°F
31 days
4" depth
48.2°F
avg
40.3°F – 59.2°F
31 days
8" depth
49.1°F
avg
41.9°F – 58.8°F
31 days
20" depth
50.7°F
avg
45°F – 57.2°F
31 days
40" depth
54.4°F
avg
50.5°F – 56.7°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Jan 1 | 48°F | 49.1°F | 50.2°F | 52°F | 56.3°F |
| Jan 2 | 51.3°F | 51.3°F | 51.4°F | 52.2°F | 55.9°F |
| Jan 3 | 50.4°F | 51.4°F | 52°F | 53.1°F | 55.8°F |
| Jan 4 | 50.7°F | 51.4°F | 52.2°F | 53.1°F | 55.6°F |
| Jan 5 | 51.3°F | 51.8°F | 52.3°F | 53.1°F | 55.6°F |
| Jan 6 | 54.1°F | 54.1°F | 54.1°F | 53.6°F | 55.6°F |
| Jan 7 | 53.6°F | 54.3°F | 54.7°F | 54.5°F | 55.6°F |
| Jan 8 | 54.9°F | 55°F | 55.2°F | 54.7°F | 55.8°F |
| Jan 9 | 58.3°F | 57.7°F | 57.4°F | 55.9°F | 55.9°F |
| Jan 10 | 59.4°F | 59.2°F | 58.8°F | 57.2°F | 56.1°F |
| Jan 11 | 50.5°F | 52.7°F | 54.3°F | 56.5°F | 56.5°F |
| Jan 12 | 47.7°F | 49.6°F | 51.3°F | 54.1°F | 56.7°F |
| Jan 13 | 48°F | 49.5°F | 50.7°F | 52.9°F | 56.5°F |
| Jan 14 | 49.3°F | 50.2°F | 50.7°F | 52.3°F | 56.1°F |
| Jan 15 | 43.2°F | 45.7°F | 47.7°F | 51.4°F | 55.8°F |
| Jan 16 | 44.4°F | 45.7°F | 46.8°F | 49.6°F | 55.4°F |
| Jan 17 | 48°F | 48.6°F | 49.1°F | 50°F | 54.9°F |
| Jan 18 | 43.9°F | 45.9°F | 47.5°F | 50.2°F | 54.5°F |
| Jan 19 | 43.2°F | 44.8°F | 46.2°F | 49.1°F | 54.1°F |
| Jan 20 | 41.7°F | 43.9°F | 45.7°F | 48.4°F | 53.8°F |
| Jan 21 | 44.2°F | 45°F | 45.7°F | 47.7°F | 53.4°F |
| Jan 22 | 47.1°F | 47.3°F | 47.7°F | 48.4°F | 53.1°F |
| Jan 23 | 48.2°F | 48.7°F | 49.1°F | 49.5°F | 52.9°F |
| Jan 24 | 45.7°F | 47.1°F | 47.8°F | 49.6°F | 52.9°F |
| Jan 25 | 41.5°F | 42.8°F | 44.4°F | 48°F | 52.9°F |
| Jan 26 | 39.4°F | 41.5°F | 43.2°F | 46.9°F | 52.5°F |
| Jan 27 | 39°F | 40.6°F | 42.3°F | 45.5°F | 52°F |
| Jan 28 | 40.8°F | 42.1°F | 43.3°F | 45.5°F | 51.4°F |
| Jan 29 | 40.5°F | 42.3°F | 43.3°F | 45.5°F | 51.1°F |
| Jan 30 | 42.3°F | 43.2°F | 44.1°F | 45.3°F | 50.7°F |
| Jan 31 | 38.5°F | 40.3°F | 41.9°F | 45°F | 50.5°F |